Senior Software Engineer ll, Core Engineering

About the role:

Forter is looking for a Senior Software Engineer to join our Core Engineering group. The group is responsible for the real-time low-latency infrastructure that powers Forters fraud decisions and external APIs.

Our systems process billions of requests every day ensuring high availability security and performance at global scale.

In this role youll work on core backend components such as our decision engine ingestion and enrichment pipelines schema management systems and self-serve API platform. The software you build will power critical business decisions and directly serve some of the worlds largest merchants.

This is a high-impact high-ownership position for an engineer who thrives on solving complex distributed systems challenges cares deeply about production-grade quality and wants to shape the foundation of Forters decisioning platform.

What youll be doing:

• Design build and scale backend systems that power Forters real-time decisioning and APIs.
• Own projects end-to-end -from design and implementation to production rollout and monitoring.
• Ensure systems are low-latency fault-tolerant and high-throughput across distributed environments.
• Enhance observability reliability and developer experience through strong operational and tooling practices.
• Collaborate with Product analysts data scientists and infrastructure teams to drive innovation across Forters decision ecosystem.
• Participate in technical discussions and customer interactions providing expertise and clear communication when supporting enterprise integrations.

What youll need:

• 8 years of experience building backend systems in large-scale production environments
• Strong programming skills in Python Java Kotlin or
• Hands-on experience with cloud-native technologies (AWS Kubernetes Docker)
• Proven ability to design and maintain high-scale distributed systems
• Strong sense of ownership autonomy and accountability
• Excellent communication skills with the ability to explain complex systems clearly to both technical and non-technical audiences including direct collaboration with customers worldwide

Itd be cool if you also have:

• Experience with API Gateway architectures schema/versioning strategies or platformization efforts
• Familiarity with real-time data processing frameworks (e.g. Flink Storm) and resilience patterns
• Background working alongside data science or machine learning teams
• Contributions to developer platforms infrastructure services or internal tools improving engineering velocity

About Us:

Commerce is evolving faster than the systems built to support it. Agentic AI is redrawing how people buy. Customer expectations have a new ceiling. And bad actors are evolving alongside every advancement.

Forter was built to meet this moment and stay ahead of it.

We are a human-first AI-built company. Our technology analyzes patterns across a network of over 2 billion shoppers delivering identity intelligence across the entire commerce journey from sign-up to checkout to returns that protects revenue and unlocks great customer experiences simultaneously. With Forter businesses know who to trust whether its humans or the agents shopping for them. The result: zero friction for the customers who matter. No revenue left behind.

The worlds most trusted brands Nordstrom Instacart Priceline Adobe ASOS and eBay among them rely on Forter to get this right. Since 2013 weve raised $525M from investors including Tiger Global Bessemer Sequoia Capital and Salesforce Ventures and today we power commerce decisions for nearly 1 million businesses globally. Were more than fraud payments and orchestration we make trust a competitive advantage.

Trust is backed by data Forter is a recipient of over 10 workplace and innovation awards including:

• Great Place to Work Certification ( 2025)
• Fortunes Best Workplaces in NYC (and 2025)
• Forbes Cloud 100 ( and 2025)
• Anti-Fraud Solution of the Year at the Payments Awards (2024)

Life as a Forterian:

Forterians are genuinely some of the best people youll work with. Smart curious and deeply good humans who care about the work and each other. Thats not an accident its something weve been intentional about since day one and its the thing people mention most when they talk about why they stay. When youre surrounded by people like this doing work that actually matters it changes what a job can feel like.

Forter was built on a simple but powerful conviction: when AI does its job humans can do theirs better. That philosophy shapes our products and shapes how we work. AI is core to our workflows not as a shortcut but as a force multiplier that gives Forterians the space to focus their energy where human judgment is irreplaceable.

Were a global team of 500 people with regional headquarters in New York Tel Aviv London and Singapore and employee presence across the US Canada Germany France Japan China and Australia. Our teams are cross-functional by design and the work you do here is visible consequential and connected to the outcomes that matter.

Youll have real ownership here and proximity to decisions. And we back that with investment in your growth RSU offerings L&D programs built around AI tools and a culture of recognition rooted in our 4.5 day weeks (aka Forters Appreciation Fridays and Sundays). From team outings to local cultural celebrations we mark the moments that matter wherever you are in the world. We dont want Forter to be just another job. We want it to be the place you build.

If youre ready to work on a problem that sits at the intersection of AI commerce and human trust this is it.

Forter is an Equal Employment Opportunity employer that will consider all qualified applicants regardless of race color religion gender sexual orientation marital status gender identity or expression national origin genetics age disability status protected veteran status or any other characteristic protected by applicable law.

If you need assistance or an accommodation due to a disability please email us at This information will be treated as confidential and used only for the purpose of determining an appropriate accommodation for the interview process.

Hybrid work:

At Forter we embrace a hybrid work model that blends in-person connection with the flexibility of remote work. Team members based near our key hubs are expected to work from the office at least three days per week. We believe that regular face-to-face collaboration fuels professional development strengthens our culture and builds the relationships that help teams thrive.

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